APA (7th ed.) Citation

Keaney, B., & Lucas, B. (1994). Looking at language. Cambridge University Press.

Chicago Style (17th ed.) Citation

Keaney, Brian, and Bill Lucas. Looking at Language. Cambridge: Cambridge University Press, 1994.

MLA (9th ed.) Citation

Keaney, Brian, and Bill Lucas. Looking at Language. Cambridge University Press, 1994.